Developer · Xcode
Is it safe to delete DerivedData?
~/Library/Developer/Xcode/DerivedData
DerivedData
~/Library/Developer/Xcode/DerivedData
Build products and indexes Xcode creates while you work. Nothing you wrote lives here.
- Comes back
- On next build
- Belongs to
- Xcode
- Confidence
- High
If you remove itXcode rebuilds it the next time you build each project, which takes a few minutes.
The short answer
High It rebuilds itself when needed, such as a cache or build data. It comes back by itself.
More developer
- iOS DeviceSupport~/Library/Developer/Xcode/iOS DeviceSupportWhen a device connectsHigh
- watchOS DeviceSupport~/Library/Developer/Xcode/watchOS DeviceSupportWhen a watch connectsHigh
- Previews~/Library/Developer/Xcode/UserData/PreviewsOn next previewMedium
- Simulator caches~/Library/Developer/CoreSimulator/CachesAutomaticallyHigh
- Archives~/Library/Developer/Xcode/ArchivesNeverReview
From the rules Cachet uses, in the words the app shows.